Abstract
HAEMOGLOBIN Hopkins-2 (Ho-2) was discovered in a family in which haemoglobin S was also present1. Independent segregation of the two abnormal haemoglobins provided the first convincing evidence that two genetic loci are concerned with synthesis of the haemoglobin molecule1,2. Subsequently, evidence was obtained that the abnormality in haemoglobin Ho-2 is in the alpha chain3, whereas the lesion in haemoglobin S is in the beta chain of globin. We have reported the structural abnormality in Ho-2 and we now present a revised pedigree and the clinical status of carriers; we attempt to relate these findings to functional abnormalities exhibited by the haemoglobin.
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CHARACHE, S., OSTERTAG, W. & EHRENSTEIN, G. Clinical Studies and Physiological Properties of Hopkins-2 Haemoglobin. Nature New Biology 234, 248–251 (1971). https://doi.org/10.1038/newbio234248a0
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DOI: https://doi.org/10.1038/newbio234248a0